The QYH is an advanced, fully automated helium leak detection system designed for high-precision testing in industrial production lines. It offers ultra-sensitive leak detection suitable for automotive, electronics, HVAC, and vacuum-related applications.

The system is capable of detecting leak rates as low as 10⁻⁹ Pa·m³/s, ensuring the identification of micro-leaks that conventional test methods cannot detect.

It is widely used in automotive manufacturing (including EV components), HVAC & refrigeration, semiconductor and electronics production, medical device manufacturing, and vacuum equipment industries.

Yes. The QYH system is designed for seamless integration with conveyors, robotic arms, and automated assembly systems. It supports fully automatic and semi-automatic operation modes.

The QYH supports multiple test methods, including:

• Vacuum Method
• Accumulation Method
• Sniffer Method

This flexibility allows the system to accommodate various product geometries and testing requirements.

No. The QYH features auto-calibration and self-diagnostic functions, minimizing downtime and ensuring long-term measurement stability.

Yes. The system is engineered to use helium efficiently, and an optional helium recovery/recycling module is available for customers looking to reduce gas consumption and operational costs.

Yes. The QYH includes comprehensive data logging capabilities and supports data export via Ethernet, USB, or RS-232C, enabling integration with factory monitoring and quality management systems.

Regular maintenance includes vacuum pump servicing, leak-checking of system components, and periodic cleaning. ULVAC’s diagnostic functions help identify servicing needs quickly.

Yes. ULVAC offers custom-designed fixtures, chambers, and system configurations tailored to specific products, ensuring optimal testing accuracy and throughput.